Answer:
C = 2πr = 16.3
2(3.14)r = 16.3
r = 16.3/6.28
r = 2.5955414
Area: A = πr2
A = 3.14(2.5955414)2
A = 21.15366242 
Step-by-step explanation:
The answer would be 21.2 
1. (x-7)(x-4)
2. (x-12)(x+7)
use foil to check your work
Answer:
11
Step-by-step explanation:
16-x
substitute with 5
16-5
11
Yes, they are both functions.
Answer:
it will be $80.00 and your saving $20.00
Step-by-step explanation: